Description: Colour: Black Material: Zinc Alloy Do you need a battery: No Product accessories: none Product size: 2.6*1000mm (diameter * length) Product weight: about 65g Features: easy to carry, retractable, sturdy and durable Tips: We serve you wholeheartedly, and the customer service online will answer any questions about your purchase. Specifications: 1. Safe and simple: the combination of three-digit code lock, the unlocking rate is only 1/1000, safe and reliable, and it is more convenient to use without a key. 2. Waterproof and rustproof: After sealing processing, it has a good waterproof effect. 3. Rugged and durable: alloy locks make the locks strong and tough, fastened and durable, and have a longer service life. 4. Easy to carry: small in size, can be wound on the frame or bag when not in use, convenient and fast. 5. Wide range of uses: it can be stretched about 1 meter in length, with large locking space, suitable for bicycles, toolboxes, etc., one lock is more flexible for multiple uses. Package Included: 1*Bicycle locks